Matt Duffy

Not to be confused with San Francisco's third baseman with the same name, Duffy experienced a breakout season of his own in 2015, earning MVP honors in the Pacific Coast League. The 26-year-old hit .2...

Duffy, a 20th-round pick of the Astros in the 2011 draft, has advanced quickly through Houston's farm system, displaying his power potential at every stop in the minors thus far. In 136 games between Double-A Corpus Christi and Triple-A Oklahoma City last season, he hit .288/.336/.451 with 18 home runs and 84 RBI over 517 at-bats. Duffy doesn't yet appear to be a threat to Matt Dominguez's starting role at third base, but a solid camp and a hot few months at Triple-A could earn him some playing time in Houston before the 2015 season is over.